CN103338934A - Process for laminating a substrate plate with a plastic film - Google Patents
Process for laminating a substrate plate with a plastic film Download PDFInfo
- Publication number
- CN103338934A CN103338934A CN2011800608295A CN201180060829A CN103338934A CN 103338934 A CN103338934 A CN 103338934A CN 2011800608295 A CN2011800608295 A CN 2011800608295A CN 201180060829 A CN201180060829 A CN 201180060829A CN 103338934 A CN103338934 A CN 103338934A
- Authority
- CN
- China
- Prior art keywords
- substrate plate
- roller
- overlay film
- plastic sheeting
- adhesive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000758 substrate Substances 0.000 title claims abstract description 80
- 238000000034 method Methods 0.000 title claims abstract description 33
- 230000008569 process Effects 0.000 title claims abstract description 10
- 239000002985 plastic film Substances 0.000 title abstract 7
- 229920006255 plastic film Polymers 0.000 title abstract 7
- 238000010030 laminating Methods 0.000 title abstract 5
- 239000000853 adhesive Substances 0.000 claims abstract description 41
- 230000001070 adhesive effect Effects 0.000 claims abstract description 41
- 239000004831 Hot glue Substances 0.000 claims abstract description 12
- 238000003851 corona treatment Methods 0.000 claims abstract description 11
- 239000004033 plastic Substances 0.000 claims description 49
- 229920003023 plastic Polymers 0.000 claims description 49
- 238000004140 cleaning Methods 0.000 claims description 38
- 239000011248 coating agent Substances 0.000 claims description 29
- 238000000576 coating method Methods 0.000 claims description 29
- 229920001296 polysiloxane Polymers 0.000 claims description 11
- 238000007664 blowing Methods 0.000 claims description 8
- 239000003960 organic solvent Substances 0.000 claims description 8
- 230000009477 glass transition Effects 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 238000005201 scrubbing Methods 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 claims description 3
- 230000001143 conditioned effect Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 claims description 2
- 238000003475 lamination Methods 0.000 abstract 2
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000010408 film Substances 0.000 description 91
- 239000000463 material Substances 0.000 description 12
- 239000004814 polyurethane Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 229920002799 BoPET Polymers 0.000 description 5
- 239000012237 artificial material Substances 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 230000002950 deficient Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 208000034189 Sclerosis Diseases 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002025 wood fiber Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1207—Heat-activated adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0028—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by adhesive surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/16—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating
- B32B37/22—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of both discrete and continuous layers
- B32B37/223—One or more of the layers being plastic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/18—Handling of layers or the laminate
- B32B38/1875—Tensioning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/48—Preparation of the surfaces
- B29C63/481—Preparation of the surfaces mechanically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1207—Heat-activated adhesive
- B32B2037/1215—Hot-melt adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B2037/1253—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives curable adhesive
- B32B2037/1261—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives curable adhesive moisture curable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/04—Time
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/14—Velocity, e.g. feed speeds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2317/00—Animal or vegetable based
- B32B2317/16—Wood, e.g. woodboard, fibreboard, woodchips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2479/00—Furniture
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/144—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers using layers with different mechanical or chemical conditions or properties, e.g. layers with different thermal shrinkage, layers under tension during bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0008—Electrical discharge treatment, e.g. corona, plasma treatment; wave energy or particle radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/162—Cleaning
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
Process and apparatus for laminating a substrate plate (2) with a plastic film (3), in which the following steps are carried out: a) the back side of the plastic film, which faces towards the substrate plate, is pretreated by means of a corona treatment in a corona system (4); b) an adhesive is applied to the back side of the plastic film in a contactless manner by means of nozzle application; c) the plastic film is laminated onto the substrate plate by means of a laminating roller (18) and a back-pressure roller (20) lying opposite the laminating roller on the back side of the substrate plate; wherein the plastic film is held with tension throughout the process up to lamination, and wherein the conveying speed of the substrate plates is 0.001 to 0.3 m/min higher than that of the laminating roller, wherein a time difference of at least 10 s is observed between the corona treatment of the plastic film and the application of adhesive, wherein a time difference of at least 5 s is observed between the application of a hot melt adhesive and the lamination, and wherein the relative humidity is regulated.
Description
Technical field
The present invention relates to a kind ofly for the method for coming the overlay film substrate plate with plastic sheeting, carried out following steps in the method:
A) in corona equipment, on the dorsal part of substrate plate, plastic sheeting is carried out preliminary treatment at plastic sheeting by sided corona treatment;
B) be coated with the dorsal part that adhesive contactlessly is applied to plastic sheeting by nozzle;
C) by the overlay film roller with at substrate plate dorsal part and the opposed counterpressure roller of this overlay film roller plastic sheeting is pasted on the substrate plate.
Background technology
By DE 10 2,006 007 869 A1 known a kind of for overlay film plastic sheeting on substrate plate, for example wood-based plate, in particular for making the apparatus and method of high-gloss surface.At this, plastic sheeting, for example PET film stand sided corona treatment at its dorsal part towards substrate plate.Next, adhesive for example contactlessly is applied on the pretreated film by the nozzle coating.In next step, realized plastic sheeting is pasted on the substrate plate by the overlay film roller with at substrate plate dorsal part place and the opposed counterpressure roller of overlay film roller.
As follows shown in this known method,, especially under the situation of using the substrate plate made by the wood-based plate that has frosting, with the PET film overlay film of high glaze the time, the high relatively percent defective that causes owing to blemish appears that is.
In addition, by DE 10 2,005 055 295 A1 known a kind of for the coating material that is width of cloth shape, for example directed polypropylene film applies or the apparatus and method of the base material of precoated metal.Base material or substrate plate are transported to and are coated with stop by giving facility, be coated with the slit guiding of base material by between counterpressure roller and coating roller or overlay film roller, forming in the stop at this, and under the influence of the pressure that produces by roller, come bonding by jointing material with the coating material that is width of cloth shape.At this, adhesive contactlessly is coated on the dorsal part of film by gap nozzle.At this, there is roller right in the nozzle lip arranged beneath of gap nozzle, coating material draws by the right slit of roller, wherein, has realized the application of jointing material simultaneously.This roller is formed also having played the effect of discharging calender and having discharged roller (Releasewalze) by first roller and second non-driving, the energy pressure regulation.At this, discharge roller and move with about lead of 3% to 10% with respect to the coating roller.
At this, shortcoming is as follows: the jointing material coated side that is the coating material of width of cloth shape is partly twined the release roller.At this, should avoid tension that stretch or distortion.
In order to shear film surplus portion, after the overlay film process, be provided with the rounding knife of rotation.Cross the Cheng Qian at overlay film, in the cleaning station, be provided with the cleaning to metallic plate.At this, this cleaning can be mechanically, heating power ground or realize by the fluid cleaning agent.
At this, shortcoming is as follows: clean method can not obtain especially to the artificial material substrate plate or to enough cleanings of the artificial material substrate plate that has frosting, this artificial material substrate plate should apply with the film of high glaze.
By the known a kind of method for pressure product or other product overlay films of DE 195 46 272 C1, wherein, adhesive is applied to the dorsal part of overlay film film by the wide crack nozzle of apparatus for coating.At this, following is known: discharging between roller and the overlay film roller, the overlay film film keeps constant width of cloth tension force.
In addition, by the known a kind of method of DE 20 22 562 A, wherein, paper pastes on the substrate plate.In order to make paper keep tension force, it is slightly fast that rotating ratio calender or the overlay film roller is positioned at the rotating speed of the roller before it.
Known a kind of for the device that comes the overlay film substrate plate with film by DE 32 27 769 A1, by this device, the film band can be extracted out by the storage roller under the situation of the tension that keeps providing in advance constantly.
Known a kind of for applying constantly with pliable and tough film or the method for overlay film glass backing plate by DE 25 44 307 A1.At this, preprocessing station or cleaning erect-position washed in preprocessing station or cleaning station, brush and wipe and the oven dry glass backing plate before the overlay film station.
Known by DE 10 2,007 009 030 A1: with anti-crushing element blooming in sheet glass or substrate.At this, before adding membrane process, joint face cleans with gas flow of ions or by contacting with ion cloud again.
Summary of the invention
Therefore, task of the present invention is: improve known method as follows, that is, particularly the artificial material substrate plate can apply with enough quality with the PET film of high glaze.Also should avoid the defective on the surface of causing owing to the pollution in the overlay film process or other not enough reasons.
This task is solved in conjunction with the preamble of claim 1, that is, plastic sheeting is keeping tightening in the whole process of overlay film, and the transporting velocity of substrate plate is than the fast 0.001m/min to 0.3m/min of the transporting velocity of overlay film roller.
Amazingly be: when plastic sheeting keeps tightening, obtained extra high surface quality in entire equipment.This is supported by following especially, that is, substrate plate that is to say under situation about tightening with respect to the overlay film roller and advances with transporting velocity faster.
According to preferred form of implementation of the present invention, between the sided corona treatment of film and adhesive coating, keep the time difference of 10s at least.At this, preferably keep the time difference of about 20s.At this, the time difference of 20s is corresponding to the film length between sided corona treatment place and adhesive coating place.At this, relative humidity is conditioned.This relative humidity is controlled, and that is to say as actual value measuredly, and is matched with desired value given in advance.
According to another preferred form of implementation of the present invention, between the adhesive coating of wet crosslinked (feuchtigkeitsvernetzend) hot-melt adhesive (PUR) and overlay film, keep the time difference of 5s at least.Preferably keep the time difference of about 15s.The time difference of 15s is corresponding to the film spacing of the about 3000mm between adhesive coating and overlay film.Wet crosslinked PUR hot-melt adhesive must absorb the humidity for reaction in this zone.Reduce wrong risk of pasting thus.
According to another preferred form of implementation of the present invention, the overlay film roller temperature that can heat is adjusted to the numerical value on the glass transition temperature that is positioned at plastic sheeting.
Glass transition temperature or softening temperature (T
G) being such temperature: glass has the bigger change of deformability when this temperature.So-called glass transition will be positioned at crisp energy elasticity (energieelastisch) zone (being equivalent to glassy zone) of below and separate with soft entropic elasticity (entropieelastisch) zone (being equivalent to the caoutchouc elasticity zone) that is positioned at the top.Transformation in the flow scope of noncrystal plastics is flowed.In general, glass transition temperature promotes along with the crosslink density (Vernetzungsdichte) of plastics.
According to the preferred embodiment of the present invention, hot-melt adhesive activates by thermal source, for example heating plate or radiator before the overlay film roller.Wet crosslinked PUR hot-melt adhesive (polyurethane hot melt adhesive) or PO hot-melt adhesive (polyolefin hot-melt adhesive) advantageous applications is adhesive.
According to preferred form of implementation of the present invention, before overlay film, shear the film surplus portion with respect to the substrate plate width of side surface of thin film.
Do like this and have following advantage: the overlay film roller of avoiding making dirty.
According to another preferred implementing form of the present invention, on the throughput direction before the overlay film roller, in cleaning station in first step by the horizontal brush wiped of brush dried clear base base plate under the situation of the waste gas that air-blowing (Blasluft) and the suction of carrying through the ion bar discharge comprise micronic dust each other, and in second step with the rag of organic solvent and the no silicones clear base base plate that wets.
On the whole width of substrate plate, laterally brush the brush of wiping each other and improved mechanical cleaning effect.Under the situation of using the artificial material substrate plate, illustrate as followsly just, that is, combine and blast and the brush of the aspirator of sucking-off has produced good cleaning effect.At this, especially meaningfully: the air-blowing of conveying is discharged through ion bar, has improved suction effect thus significantly.
The cleaning of utilize the ensuing wet cleaning of organic solvent and no silicones rag to make dirt, for example aspirating vestige and fingerprint becomes possibility.
The preferred form of implementation according to the present invention, in third step, the Superficial Foreign Body of substrate plate is transferred on the cleaning roller that has tacky surfaces by transfer rollers.
According to another preferred form of implementation of the present invention, before overlay film, the surface for the treatment of overlay film of substrate plate is by being handled by the plasma of at least one plasma nozzle ejection.
Amazingly be: in addition, by being difficult to of making of melamine or melamine resin or surface that can not overlay film by before the overlay film, utilize atmospheric plasma (this atmospheric plasma by at least one, nozzle on preferred a plurality of width that is arranged side by side in substrate plate flows to the surface of substrate plate) to clean and/or activate and can be with good effect overlay film.If the application swivel nozzle, it can correspondingly cover bigger area so.
According to preferred form of implementation of the present invention, in first step, the circle brush of arranging transverse to the throughput direction of substrate is accompanied by suction simultaneously and brushes wiping when carrying air-blowing.Be additional to circle brush ground and be provided with cutter brush (Schwertb ü rste), this cutter brush utilization transverse to the throughput direction of substrate around the bristle band wipe transverse to the throughput direction scrubbing brush.By utilizing the circle brush in the longitudinal direction brush wiping of substrate plate and utilizing the cutter brush to wipe transverse to the longitudinal direction scrubbing brush and realized significantly improved cleaning effect.
According to another preferred form of implementation of the present invention, in second step, the rag of no silicones sprays with solvent, and is wound up on the consumption roller from the storage roller by the roller that contacts with substrate surface.Guaranteed thus: clean continuously with clean wet rag face.Additionally or as an alternative the crossbeam that puts with the rag of no silicones can transverse to throughput direction be stretched on the substrate surface, before crossbeam, spray organic solvent with regular interval.Realized stable and uniform clean Surface by distributing organic solvent equably.
According to another preferred form of implementation of the present invention, in third step, be furnished with each two successively with the transfer rollers of contiguous cleaning roller, they alternately clean for the cleaning that continues.So, corresponding lucky untapped cleaning roller can be replaced, or its surface coating can be updated at least.
According to another preferred form of implementation of the present invention, cut edge and clean with the contact roller in the side of substrate plate.At this, the loosening part of side cut is removed.By the loading of static state when pasting, these particulates can be drawn on the film and can cause defective.
Description of drawings
Other details of the present invention draws from following detailed description and additional accompanying drawing, wherein, exemplarily shows preferred form of implementation of the present invention.
Wherein:
Fig. 1 illustrates a kind of for the schematic representation with the device of plastic sheeting overlay film substrate plate;
Fig. 2 illustrates a kind of schematic representation that is positioned at overlay film roller cleaning station before against throughput direction;
Fig. 3 illustrates the round diagram of observing from the direction II of Fig. 2 of brushing that has unlimited case lid;
Fig. 4 illustrates from the view of the cutter brush that has unlimited case lid of the direction III observation of Fig. 2;
Fig. 5 illustrates a kind of schematic representation that is positioned at overlay film roller another cleaning station before, that have plasma apparatus against throughput direction; With
Fig. 6 illustrates the diagram at the cleaning station of the nozzle of arranging successively on the ground that staggers that has plasma apparatus along straight line VI-VI cuts open among Fig. 5 in two row.
The specific embodiment
Be used for being formed by corona equipment 4, adhesive apparatus for coating 5, overlay film station 6 and cleaning station 7 basically with the device 1 of plastic sheeting 3 overlay film substrate plates 2.
Particularly substrate plate sawdust-board, laminated paper board or MDF plate (middle density wood-fiber board) form, have frosting at least one side uses as substrate plate 2.Such substrate plate especially is applied in the furniture industry.
In order to obtain the surface of high glaze, in device 1, give substrate plate 2 overlay films with plastic sheeting 3.
At this, used especially PET high gloss films for the surface that produces high glaze, just the film that is constituted by PET.At this, the thickness of using biaxial tension is that 10 μ m are to the PET film of 300 μ m.The film thickness of advantageous applications 75 μ m.At this, following film type is feasible:
A) clearly or have a PET film slight muddiness, that do not have to use the biaxial tension increase attached dose;
B) wear-resistant and high glaze, refining film surface;
C) printing film;
D) evaporated film is as minute surface, chromium plating or metal;
E) film that doubles that is to say with different thickness to be connected with type ground material.
Plastic sheeting 3 is launched by film roller 8, and is transported to overlay film station 6 via corona equipment 4 and adhesive apparatus for coating 5.If plastic sheeting 3 is provided with protective film 9 in its outside, protective film 9 is wound up on the protective film roller 10 after the overlay film process so.
Corona equipment 4 is the equipment that the professional person is known, be used for the surfacing of plastics with electrochemical technology.Under the situation of sided corona treatment, plastic sheeting 3 stands electric electrion.That this electrion appears at is that be made in steel or aluminum, ground connection, between the roller 11 of polishing and the electrode 12 that closely adjoin, insulation.At this, plastic sheeting 3 lies on the roller 11 of polishing, thereby only operates the dorsal part 13 towards electrode 12 of plastic sheeting 3.By different operation rollers 14, plastic sheeting 3 is transported to adhesive apparatus for coating 5.
In adhesive apparatus for coating 5, adhesive contactlessly is coated onto on the inboard 13 of plastic sheeting 3 by nozzle 15.Nozzle 15 is configured to have the gap nozzle of the outlet that is slot-shaped, and this outlet is extended at the whole width of film web.In order to be implemented in the uniform coating on width film web or plastic sheeting 3, adhesive flows to the slot-shaped outlet of being of nozzle 15 by a large amount of side by side (not shown further) single-nozzle or valves each other.At this, between nozzle 15 and plastic sheeting 3, formed thin layer of adhesive.Nozzle only contactlessly is applied to adhesive on the plastic sheeting 3 of tensioning.At this, shortcoming is as follows, that is, the adhesive coating occurs on the roller that forms counter-pressure.That is to say that adhesive is coated with in as lower area, plastic sheeting 3 does not also contact the roller 16 adjacent to adhesive apparatus for coating 5 in this zone.
Wet crosslinked PUR hot-melt adhesive (PUR PUR, polyurethane hot melt adhesive) or PO hot-melt adhesive (based on polyolefinic PO PUR) is applied as adhesive.At this, adhesive should be visually transparent, thereby its coating up to 100 μ m in fact all is colourless.Use following adhesive, that is, according to the anti-crack test of Oesterle, the apparatus measures of usefulness Erichsen model 435, adhesive reaches the compression strength of 3.0N behind about 60s
This can harden to realize by crystallization or UV.At this, the adhesive of crystallization has advantage,, needn't use additional thermal source that is.
Compression strength must be correspondingly high, because approximately pasting plastic sheeting 3 behind the 60s.Adhesive coating be firm for piling up behind about 90s.That is to say that for example 50 substrate plates 2 with 19mm thickness can be with 800kg/m
3Density stack, at this, do not allow owing to pressure load produces impression.
At an A(sided corona treatment place) and coating place of some B(adhesive) between spacing approximately be the film length of 4000mm, this is corresponding with the time difference (running time of film from A to B) that is approximately 20s.Humidity is taken away in the corona equipment 4 of plastic sheeting 3, and humidity is absorbed again on the highway section that the adhesive up to B point place is coated with.Absorb at the humidity of controlling, measure and correspondingly regulate or adaptive relative air humidity.
In the overlay film station 6 after adhesive apparatus for coating 5, plastic sheeting 3 by overlay film roller 18 with at dorsal part 19 places of substrate plate 2, with overlay film roller 18 opposed counterpressure roller 20, be coated in or paste on the surface 17 of substrate plate 2 with its inboard 13.
The overlay film roller 18 that is formed by steel be chromium plating and be to heat.The counterpressure roller 20 that is formed by plastics has the Shore hardness of about 70 Shore to 90 Shores.Overlay film pressure is that 1bar is to 7bar.
The overlay film roller temperature can be adjusted to glass transition temperature or the softening temperature (T that is positioned at plastic sheeting 3
G) on numerical value, be preferably 140 ℃.
In the embodiment in figure 1, the heating plate form, be used for the thermal source 21 that activation is coated on the adhesive on the plastic sheeting 3 and be positioned at before the overlay film station 6.
In B(adhesive coating place) and some C(overlay film place) between spacing approximately be the film length of 3000mm, this is corresponding with the time difference (running time of film from B to C) that is approximately 15s.In this zone, the PUR adhesive absorbs the humidity that is used for reaction.
Be provided with unshowned shear before overlay film station 6, the film surplus substrate plate width, plastic sheeting 3 the portion with respect to substrate plate 2 in this device was sheared before overlay film or is separated.
In device 1, substrate plate 2 is carried or transmission by carrying facility 22.Substrate plate 2 is carried in device 1 with a determining deviation ground.This spacing at 3mm between the 10mm.Thus, plate does not have abrasion each other.Therefore, avoided the transfer of little chip.Carry facility 22 to have the drive roller of drawing in for substrate plate 2, the cylinder of this drive roller is formed by polymeric material, for example silicones.
Amazingly be: it is highly significant that plastic sheeting 3 keeps tightening for desired surface quality in whole device 1.
The cleaning station 7 that is used for the surface 17 of clear base base plate 2 is positioned at before the overlay film station 6.Cleaning station 7 has two brushes that laterally work each other 23,24 in order to mechanically to clean.
Two brushes 23,24 housings 26,27 that all opened wide by basad plate 2 surround, wherein, by unshowned aspirator a side with air-blowing 28(air-blowing via the ion bar discharge that is arranged in the air-blowing stream) flow to brush 23,24 by housing 26,27, and at opposite side with air-blowing as waste gas 29 sucking-offs of polluting.
In addition, being provided with wet cleaning station 30, it has for the injection apparatus 31 that sprays organic solvent and the device 32 that is used for the surface 17 that rag 33 or the rag width of cloth with no silicones come clear base base plate 2.At this, the rag 33 of no silicones is sprayed by injection apparatus 31 usefulness solvents, and is wound up on the consumption roller 36 by storage roller 35 by the roller 34 that contacts with the surface 17 of substrate plate 2.
Additionally (perhaps as an alternative), the crossbeam 38 that puts with the rag 37 of no silicones transverse to throughput direction be stretched on the surface 17 of substrate plate 2, before crossbeam 38, utilize injection apparatus 39 that organic solvent is sprayed with regular interval.
Wet cleaning station 30 is after throughput direction 43 is positioned at two dried cleaning stations 40, alternately works for the cleaning that continues in described dried cleaning station.
Do cleaning station 40 and have the transfer rollers 41 that contact with the surface 17 of substrate plate 2, transfer rollers 41 is used for surperficial 17 Superficial Foreign Body or surface contaminant are transferred to 41 that contact with transfer rollers, as to have tacky surfaces cleaning roller 42.Transfer rollers 41 is formed by polymer plastic, for example silicones at its side face place at least.This transfer rollers 41 and cleaning roller 42 for cleaning photo film is known by EP 214 741 A2.
In the position of doing cleaning station 40 or additionally, cleaning station 7 have have nozzle 45(referring to Fig. 5) plasma apparatus 44.In nozzle 45, produce the electric arc of pulse by electrion (for example under the situation of 5kv-15kv, 10kHz-100kHz).The process gas that flows through in the discharge highway section is energized and is transformed into plasmoid.Plasma 46 arrives on the surface 17 of substrate plate 2 by nozzle head 47.In the embodiment of Fig. 5 and Fig. 6, in order to cover the width of substrate plate 2, use that two row are arranged alternately successively, with the nozzle 45 of a determining deviation adjacent to the surface 17 of substrate plate 2.The not shown generator that belongs to plasma apparatus 44.
After overlay film station 6, also be provided with cooling stations not shown further, in this cooling stations, can depend on employed adhesive for sclerosis faster and cool off the substrate plate 2 that has the plastic sheeting 3 that pastes.
Reference numerals list
Claims (12)
1. be used for the method with plastic sheeting (3) overlay film substrate plate (2), wherein carried out following step:
A) in corona equipment (4), upward described plastic sheeting (3) is carried out preliminary treatment by sided corona treatment at the dorsal part towards described substrate plate (2) (13) of described plastic sheeting (3);
B) be coated with the dorsal part (13) that adhesive contactlessly is applied to described plastic sheeting (3) by nozzle;
C) described plastic sheeting (3) is pasted on the described substrate plate (2) with the opposed counterpressure roller of described overlay film roller (18) (20) by overlay film roller (18) and the dorsal part (19) in described substrate plate (2);
It is characterized in that,
Described plastic sheeting (3) is keeping tightening in the whole process of overlay film;
The transporting velocity of described substrate plate (2) is than the fast 0.001m/min to 0.3m/min of transporting velocity of described overlay film roller (18);
Between the sided corona treatment of described plastic sheeting (3) and adhesive coating, keep the time difference of 10s at least;
Between the coating of the adhesive of hot-melt adhesive and overlay film, keep the time difference of 5s at least; And
Relative humidity is conditioned.
2. according to the described method of claim 1, it is characterized in that, between the sided corona treatment of described plastic sheeting (3) and adhesive coating, keep the time difference of 20s at least, and
Between adhesive coating and overlay film, keep the time difference of 15s at least.
3. method according to claim 1 and 2 is characterized in that, the numerical value of the adjustment of the overlay film roller (18) that can heat on the glass transition temperature that is positioned at described plastic sheeting (3).
4. according to the described method of one of claim 1 to 3, it is characterized in that, described overlay film roller (18) before described adhesive activate by thermal source (21).
5. according to the described method of one of claim 1 to 4, it is characterized in that, before overlay film, shear the film surplus portion with respect to the substrate plate width of described plastic sheeting (3).
6. according to the described method of one of claim 1 to 5, it is characterized in that,
Go up at described overlay film roller (18) before at throughput direction (43), in cleaning station (7) in first step by each other laterally the brush (23,24) wiped of brush under the situation of the waste gas (29) that air-blowing (28) and the suction of carrying through the ion bar discharge comprise micronic dust, do and clean described substrate plate (2); And
In second step, with the next wet cleaning of the rag (33,37) of organic solvent and no silicones.
7. method according to claim 6 is characterized in that, in third step, the Superficial Foreign Body of described substrate plate (2) is transferred on the cleaning roller (42) that has tacky surfaces by transfer rollers (41).
8. according to claim 6 or 7 described methods, it is characterized in that,
In described first step, brush wiping transverse to the circle brush (23) that the throughput direction (43) of described substrate plate (2) is arranged, and
Be positioned at described circle brush (23) afterwards, have transverse to the throughput direction (43) of described substrate plate (2) around the cutter brush (24) of bristle band (25) wipe transverse to described throughput direction (43) scrubbing brush.
9. according to the described method of one of claim 6 to 8, it is characterized in that,
In described second step, the rag of described no silicones (33) sprays with described solvent, and is wound up on the consumption roller (36) from storage roller (35) by the roller (34) that contacts with the surface (17) of described substrate plate (2), and/or
The crossbeam (38) that puts with rag (37) is stretched in transverse to described throughput direction on the surface (17) of described substrate plate (2) (43), sprays organic solvent with regular interval before described crossbeam.
10. according to the described method of one of claim 6 to 9, it is characterized in that in third step, be furnished with each two successively with the transfer rollers (41) of contiguous cleaning roller (42), they alternately clean for the cleaning that continues.
11. method according to claim 1 and 2 is characterized in that, before overlay film, the surface for the treatment of overlay film (17) of described substrate plate (2) is by being handled by the plasma (46) of at least one nozzle (45) ejection.
12., it is characterized in that cutting edge and clean with the contact roller in the side of described substrate plate (2) according to the described method of one of claim 1 to 10.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010054810A DE102010054810B4 (en) | 2010-12-16 | 2010-12-16 | Method for laminating a substrate plate with a plastic film |
| DE102010054810.3 | 2010-12-16 | ||
| PCT/EP2011/006081 WO2012079714A1 (en) | 2010-12-16 | 2011-12-05 | Process for laminating a substrate plate with a plastic film |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103338934A true CN103338934A (en) | 2013-10-02 |
| CN103338934B CN103338934B (en) | 2015-06-03 |
Family
ID=45420559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180060829.5A Expired - Fee Related CN103338934B (en) | 2010-12-16 | 2011-12-05 | Process for laminating a substrate plate with a plastic film |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP2651644B1 (en) |
| CN (1) | CN103338934B (en) |
| BR (1) | BR112013014549A2 (en) |
| DE (1) | DE102010054810B4 (en) |
| ES (1) | ES2455981T3 (en) |
| PL (1) | PL2651644T3 (en) |
| WO (1) | WO2012079714A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105291571A (en) * | 2014-06-25 | 2016-02-03 | 桂林澳群彩印有限公司 | Film laminating unit with corona treatment function |
| CN105313424A (en) * | 2014-06-18 | 2016-02-10 | 张紘彰 | Plastic layer laminating method |
| CN105904827A (en) * | 2016-06-17 | 2016-08-31 | 江阴瑞兴科技有限公司 | One-step method hot-dip metal board laminating production line |
| CN105922710A (en) * | 2016-06-17 | 2016-09-07 | 江阴瑞兴科技有限公司 | Hot-dip coating surface laminating unit for metal plate |
| CN106276374A (en) * | 2016-09-27 | 2017-01-04 | 中建材凯盛机器人（上海）有限公司 | Dynamic synchronization paving paper system and synchronisation control means thereof |
| CN106364132A (en) * | 2016-08-31 | 2017-02-01 | 无锡市科虹标牌有限公司 | Process for making composite material by compounding PET and board |
| CN108162097A (en) * | 2018-01-11 | 2018-06-15 | 山东方圆建筑材料有限公司 | A kind of square-column-shaped building template veneer assembly line and coating process |
| CN108773081A (en) * | 2018-06-12 | 2018-11-09 | 安徽安真木业有限公司 | A kind of density board film covering device |
| CN109304956A (en) * | 2018-08-10 | 2019-02-05 | 东莞市祈昌食品纸环保科技有限公司 | A kind of PUR hot melt adhesive and environmentally friendly cellophane film coating technique |
| CN112442795A (en) * | 2020-09-30 | 2021-03-05 | 漳州怡鹭祥康医疗器械有限公司 | Improved melt-blown fabric preparation method |
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| CN102848693B (en) * | 2012-08-17 | 2014-12-10 | 梁少明 | Pasting method of band water-proof membrane |
| DE102016123121A1 (en) * | 2016-11-30 | 2018-05-30 | Kömmerling Chemische Fabrik GmbH | Apparatus and method for applying a reactive mass strand |
| CN108556330A (en) * | 2018-05-11 | 2018-09-21 | 广西钟山县天顺石材有限公司 | A kind of automatic membrane cut mechanism of sheet material covering film |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105313424A (en) * | 2014-06-18 | 2016-02-10 | 张紘彰 | Plastic layer laminating method |
| CN105291571A (en) * | 2014-06-25 | 2016-02-03 | 桂林澳群彩印有限公司 | Film laminating unit with corona treatment function |
| CN105904827B (en) * | 2016-06-17 | 2018-05-25 | 江阴瑞兴科技有限公司 | The hot-dip metal plated plate laminating adhesive production line of one-step method |
| CN105922710A (en) * | 2016-06-17 | 2016-09-07 | 江阴瑞兴科技有限公司 | Hot-dip coating surface laminating unit for metal plate |
| CN105904827A (en) * | 2016-06-17 | 2016-08-31 | 江阴瑞兴科技有限公司 | One-step method hot-dip metal board laminating production line |
| CN105922710B (en) * | 2016-06-17 | 2018-05-25 | 江阴瑞兴科技有限公司 | A kind of metal sheet hot coating surface laminating adhesive unit |
| CN106364132A (en) * | 2016-08-31 | 2017-02-01 | 无锡市科虹标牌有限公司 | Process for making composite material by compounding PET and board |
| CN106276374A (en) * | 2016-09-27 | 2017-01-04 | 中建材凯盛机器人（上海）有限公司 | Dynamic synchronization paving paper system and synchronisation control means thereof |
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| CN108162097A (en) * | 2018-01-11 | 2018-06-15 | 山东方圆建筑材料有限公司 | A kind of square-column-shaped building template veneer assembly line and coating process |
| CN108773081A (en) * | 2018-06-12 | 2018-11-09 | 安徽安真木业有限公司 | A kind of density board film covering device |
| CN109304956A (en) * | 2018-08-10 | 2019-02-05 | 东莞市祈昌食品纸环保科技有限公司 | A kind of PUR hot melt adhesive and environmentally friendly cellophane film coating technique |
| CN112442795A (en) * | 2020-09-30 | 2021-03-05 | 漳州怡鹭祥康医疗器械有限公司 | Improved melt-blown fabric preparation method |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2651644B1 (en) | 2014-02-26 |
| DE102010054810A1 (en) | 2012-06-21 |
| ES2455981T3 (en) | 2014-04-16 |
| CN103338934B (en) | 2015-06-03 |
| WO2012079714A1 (en) | 2012-06-21 |
| DE102010054810B4 (en) | 2013-11-28 |
| PL2651644T3 (en) | 2014-07-31 |
| EP2651644A1 (en) | 2013-10-23 |
| RU2013132760A (en) | 2015-01-27 |
| BR112013014549A2 (en) | 2016-09-20 |
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